Colorado · Rock climbing · Boulder

The Slab

Slab, The in Colorado has 34 routes across 23 grades, featuring bouldering pads, sport, and trad.

34 routes
5.2 – 5.13c
Sport · Trad · Bouldering

Best time to visit The Slab

Best months: May–September. Best months have typical highs of 55–85 °F, lows of 30 °F or warmer (32 °F where the station doesn't record snow), at most one snowy day and no more than 12 wet days.

  1. Jan

    39° / 17°

    5 wet

  2. Feb

    40° / 17°

    5 wet

  3. Mar

    47° / 22°

    6 wet

  4. Apr

    52° / 27°

    8 wet

  5. May

    61° / 35°

    10 wet

  6. Jun

    73° / 44°

    9 wet

  7. Jul

    79° / 50°

    10 wet

  8. Aug

    77° / 48°

    11 wet

  9. Sep

    70° / 41°

    8 wet

  10. Oct

    57° / 31°

    6 wet

  11. Nov

    47° / 24°

    5 wet

  12. Dec

    40° / 17°

    5 wet

Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Gross Rsvr, CO, 3.8 mi away at 7,970 ft. The station sits about 900 ft higher than this place, so expect it a little warmer here. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.

The Slab is a climbing area on city land in Colorado, about 0.1 mile from Fern Canyon Bouldering and Third Advisor. It sits in a cluster of climbing and hiking spots, with Mesa Trail and Shanahan - Mesa Trail both within half a mile. Summer is the most comfortable time to visit. Typical averages from a nearby weather station show July highs around 79°F with lows near 50°F, while winter highs stay in the low 40s. Boulder Creek, about 3.6 miles away, offers canoeing, and Winiger Ridge campground is about 4.6 miles off.

Routes (34)

Trad kr33mFA: Chris Beh, Owen Silver5.10aHippopotamusFA: Paul Glover (bolted by Matt Samet)5.11aSick For SleepingFA: Chris Beh, Paul Glover, Matt Samet, Owen Silver5.11b/cPrime the Pump (Pitch 1)FA: Pink L. Bear, G$5.11cSump PumpFA: Greg Bilinski and Matt Samet, TR. First lead: Steve Annecone and Miguel Cebrian, 9/2/175.11cKr33m in the $33mFA: Matthew Lawry5.12Nasty BoysFA: Fred Knapp, Lynn Hill 9-29-095.12ShalohshFA: Chris Beh, Erik Fedor, Anders Fridberg5.12-k00kEEz and krEEmFA: Ted Lanzano and Matt Samet5.12+Just Another Boy's ClimbFA: Dave Crawford & Fred Knapp circa 19895.12aWhipping PostFA: Dave Crawford & Bill DeMallie, about 19905.12aFamily ManFA: Chris Beh, Matt Samet, Phil Gruber, 20085.12a/bBoys with Power ToysFA: Chris Beh, 19895.12bUndertowFA: Eric Fedor?5.12bFilm NoirFA: Chris Beh5.12cPrime the PumpFA: Pink L. Bear, G$5.12cSweet NiBLitzFA: Matt Samet, Rui Ferreira, Paul Glover5.12dPumpy OverhangFA: Team Full-Core Radness (L. Bear, Pink; Shred, T.)5.13aWhipped CreamFA: Chris Beh5.13aPen 14FA: Team Fitness, Hotness, and Sponsorshipness (M. Samet and C. Weidner)5.13a/bSteep FaceFA: Matt Samet, Ted Lanzano, Paul Glover/ original anchors and two directionals installed by Kurt Smith and Chris Beh5.13a/bThe HungerFA: Chris Beh, Erik Fedor. FFA: Pinklebear5.13bAnacondaFA: Chris Taylor, 7/29/205.13cBulges5.2Diagonal5.2Left 'N Up5.2Low Traverse5.2Syzygy5.2Up and Right5.3Northeast AreteFA: R Rossiter & Lynn Householder, 19775.5The KeyholeFA: Gary Neptune?5.8The Return of DowFA: Dow Jopp & L Paik?5.9-m1n1-kr33mFA: ¡Team Way Awesome!V5NiblitsFA: Matt Samet and Ted LanzanoV7

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